#include <cstdio>
#include <cstdlib>
#include "my_conio.h"

char getch()
{
    char ch;
    system("stty -echo");
    system("stty -icanon");
    ch = getchar();
    system("stty icanon");
    system("stty echo");
    return ch;
}

char getche()
{
    char ch;
    system("stty -icanon");
    ch = getchar();
    system("stty icanon");
    return ch;
}